2025nzh

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Information

Transient

Name: SN2025nzh
Right ascension: 3h27m39.87s
Declination: -4d15m30.22s
Discovery Date: June 18, 2025, 10:04 a.m.
Classification: SN Ia
Redshift: 0.021000
MW E(B-V): 0.034

Host

Name:
Right ascension: 3h27m39.89s
Declination: -4d15m30.52s
Redshift: None
Photometric Redshift: 0.023

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	6.86
Transient MWEBV	processed	0.18
Host match	processed	6.23
Host information	processed	0.12
Host MWEBV	processed	0.08
Global aperture construction	processed	0.63
Global aperture photometry	processed	5.35
Validate global photometry	processed	13.44
Global host SED inference	processed	384.17
Local aperture photometry	processed	5.13
Validate local photometry	processed	0.02
Local host SED inference	processed	516.57

Cutout Download Report

2MASS_H: 2MASS_J: 2MASS_K: WISE_W1: WISE_W2: WISE_W3: WISE_W4: GALEX_NUV: GALEX_FUV: PanSTARRS_g: PanSTARRS_r: PanSTARRS_i: PanSTARRS_z: PanSTARRS_y: SDSS_i: SDSS_r: SDSS_u: SDSS_z: SDSS_g: DES_g: DES_r: DES_i: DES_z: DES_Y:

Aperture Photometry

Aperture details

RA, DEC (J2000) = 3h27m39.87s, -4d15m30.22s
semi major axis, semi minor axis (arcsec) = 4.71, 4.71
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	72.08	8.04	19.256	0.121	AB
DES_g	818.84	1.6	16.617	0.002	AB
PanSTARRS_g	811.15	1.68	16.627	0.002	AB
PanSTARRS_r	1200.24	1.54	16.202	0.001	AB
PanSTARRS_i	1467.2	1.79	15.984	0.001	AB
PanSTARRS_z	1661.46	3.53	15.849	0.002	AB
DES_z	1770.16	6.53	15.780	0.004	AB
PanSTARRS_y	1889.04	8.07	15.709	0.005	AB
2MASS_J	2000.16	106.14	14.752	0.058	Vega
2MASS_H	2155.94	181.33	14.198	0.091	Vega
2MASS_K	2161.34	184.64	13.725	0.093	Vega

Aperture details

RA, DEC (J2000) = 3h27m39.87s, -4d15m30.52s
semi major axis, semi minor axis (arcsec) = 8.72, 6.7
angle (degrees, anti-clockwise from east) = -9.32

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	103.16	9.62	18.866	0.101	AB
GALEX_NUV	141.09	6.55	18.526	0.050	AB
DES_g	954.76	1.78	16.450	0.002	AB
PanSTARRS_g	969.2	2.55	16.434	0.003	AB
PanSTARRS_r	1419.31	2.33	16.020	0.002	AB
PanSTARRS_i	1714.56	2.8	15.815	0.002	AB
PanSTARRS_z	1944.08	5.57	15.678	0.003	AB
DES_z	2035.76	7.22	15.628	0.004	AB
PanSTARRS_y	2234.82	12.97	15.527	0.006	AB
2MASS_J	2551.6	181.16	14.488	0.077	Vega
2MASS_H	2325.22	309.22	14.116	0.144	Vega
2MASS_K	2725.51	316.34	13.474	0.126	Vega
WISE_W1	1055.62	22.71	13.642	0.023	Vega
WISE_W2	642.83	24.93	13.541	0.042	Vega
WISE_W4	1658.03	603.49	9.231	0.395	Vega

Imaging data

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Spectral Energy Distribution

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Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.272	9.409	9.526
{\rm log}_{10}({\rm SFR})	-1.015	-0.580	-0.215
{\rm log}_{10}({\rm sSFR})	-10.476	-9.996	-9.567
{\rm stellar\ age}	4.292	6.537	8.214

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.627	-1.002	-0.622
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.768	-1.165	0.073

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.232	0.523	0.840
\delta	-0.242	0.092	0.300
\tau_1/\tau_2	0.604	0.975	1.314
Q_{PAH}	0.328	1.268	3.218
U_{min}	2.932	8.430	15.492
{\rm log}_{10}(\gamma_e)\,	-2.881	-1.743	-0.961

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.254	-2.698	-1.062
{\rm log}_{10}(\tau_{AGN})\,	0.901	1.464	1.895

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.297	-0.859	-0.624
0.03-0.10 Gyr	-1.067	-0.514	-0.087
0.10-0.33 Gyr	-0.951	-0.403	0.036
0.33-1.10 Gyr	-1.119	-0.561	-0.170
1.10-3.65 Gyr	-0.982	-0.537	-0.257
3.65-12.13 Gyr	-1.089	-0.598	-0.363
12.13-13.48 Gyr	-1.235	-0.552	0.001

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.375	9.451	9.543
{\rm log}_{10}({\rm SFR})	-0.823	-0.537	-0.207
{\rm log}_{10}({\rm sSFR})	-10.305	-9.983	-9.631
{\rm stellar\ age}	6.837	7.741	9.245

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.073	-0.799	-0.617
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.134	-0.081	0.223

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.105	0.192	0.323
\delta	-0.670	-0.291	0.078
\tau_1/\tau_2	0.738	1.083	1.429
Q_{PAH}	0.323	1.146	2.269
U_{min}	2.350	6.583	13.513
{\rm log}_{10}(\gamma_e)\,	-3.299	-2.136	-1.456

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.457	-3.646	-2.668
{\rm log}_{10}(\tau_{AGN})\,	1.023	1.505	1.914

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.186	-0.913	-0.716
0.03-0.10 Gyr	-0.789	-0.429	-0.070
0.10-0.33 Gyr	-1.029	-0.585	-0.298
0.33-1.10 Gyr	-1.314	-0.818	-0.546
1.10-3.65 Gyr	-1.288	-0.763	-0.521
3.65-12.13 Gyr	-0.625	-0.443	-0.309
12.13-13.48 Gyr	-0.729	-0.290	0.220